Check the listing for details. Sims Stabilizer Enhancer. Condition: New with tags. Listed at 20.37 USD. Sims Stabilizer Enhancer. Attaches to the threaded hole at the end of a hunting stabilizer to significantly reduce shock and vibration and works as a stabilizer end cap. Attaches to a 5/16" X 24 or 1/4" X 24 or onto a 1/4" stud (hardware included). Mfg Number: 3013 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.